\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Casualty Results (Two Region Strategy: Orakzai)\label{tab:cas2ora}}
\begin{tabular}{l*{4}{c}}
\hline\hline
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
                    &\multicolumn{1}{c}{Casualties}&\multicolumn{1}{c}{Casualties}&\multicolumn{1}{c}{Casualties}&\multicolumn{1}{c}{Casualties}\\
\hline
treat\(\cdot\)nwa   &      -6.819\sym{*}&      -6.960\sym{*}&      -12.07\sym{*}&      -12.09\sym{*}\\
                    &     (2.067)       &     (2.313)       &     (3.804)       &     (3.947)       \\
[1em]
MO                  &                   &                   &       9.115       &                   \\
                    &                   &                   &     (4.245)       &                   \\
[1em]
Peace               &                   &                   &      -6.811\sym{*}&                   \\
                    &                   &                   &     (2.284)       &                   \\
[1em]
Obamareview         &                   &                   &           0       &           0       \\
                    &                   &                   &         (.)       &         (.)       \\
[1em]
Haqqani             &                   &                   &      -0.131       &       0.787       \\
                    &                   &                   &     (1.618)       &     (1.597)       \\
\hline
Observations        &        1391       &        1391       &        1391       &        1391       \\
WB p-value          &     0.00200       &     0.00401       &      0.0180       &      0.0200       \\
Year FE             &           X       &           X       &           X       &           X       \\
Tehsil FE           &           X       &           X       &           X       &           X       \\
Time Trends         &                   &           X       &           X       &           X       \\
Controls            &                   &                   &           X       &           X       \\
Hetero. Ctrls       &                   &                   &                   &           X       \\
\hline\hline
\multicolumn{5}{l}{\footnotesize Standard errors in parentheses}\\
\multicolumn{5}{l}{\footnotesize \sym{*} \(p<0.05\)}\\
\end{tabular}
\end{table}
